Finding the Fourth Proportional to 16,684.61, 23,022.49 and 9,968.82

Step by Step Solution

1. Step 1: Write the proportion equation
   16,684.61 : 23,022.49 = 9,968.82 : x
2. Step 2: Convert to fraction form
   16,684.61/23,022.49 = 9,968.82/x
3. Step 3: Cross multiply
   16,684.61x = 23,022.49 × 9,968.82
4. Step 4: Simplify right side
   16,684.61x = 229,506,947.51
5. Step 5: Solve for x
   x = 229,506,947.51/16,684.61
6. Step 6: Final answer
   x = 13,755.61